Langer's Sudoku Assistant

2
6
3
7
8
1
4
9
5
5
7
1
2
9
4
3
6
8
8
9
4
3
6
5
2
1      
       
7      
1      
       
7      
8
5
7
1
3
6
9
4
2
9
4
6
7
5
2
1
8
3
1
3
2
4
8
9
7
5
6
6
7
4
5
2
8
3
1
9
8
1
5
4
3
9
6
2
7
9
2
3
6
1      
       
7      
1      
       
7      
5
4
8

 

Start Over

Take any Sudoku puzzle you are having trouble with -- or any one at all -- and enter the initial values. With each entry the proscribed options are eliminated for you

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